Artifact Details Title "DIGITAL" label Maindec 4 Multiply + Divide Catalog Number 102652725 Type Software Description Cover of original tape tray read as follows: PDP-1 Working Tapes Box 1 MAINDEC 1-32 Date 04/16/1968 System Requirements DEC PDP-1 Format Paper tape Series Title PDP-1 / Software / Paper Tape Lot Number X3602.2006